CN219157708U

CN219157708U - Foundation pit steel sheet pile supporting structure

Info

Publication number: CN219157708U
Application number: CN202320320394.3U
Authority: CN
Inventors: 乔健; 郭云; 张颖; 陈小丰
Original assignee: Zhenjiang Renrui Construction Engineering Co ltd
Current assignee: Zhenjiang Renrui Construction Engineering Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-09
Anticipated expiration: 2033-02-27

Abstract

The utility model relates to a foundation ditch steel sheet pile supporting construction, use in the field of foundation ditch supporting technology, it includes two rows of steel sheet pile supporting members and establishes the interior support piece between two rows of steel sheet pile supporting members, be equipped with first wall-mounted support between interior support piece and the steel sheet pile supporting member, second wall-mounted support and enclose the purlin, enclose the purlin and connect the steel sheet pile supporting member through first wall-mounted support, interior support piece passes through second wall-mounted support and connects and enclose the purlin, first wall-mounted support includes the supporting wall, integrated into one piece is on couple and the mount table on the supporting wall, integrated into one piece is in supporting bench between supporting wall and mount table, and the baffle, form the mounting groove that supplies to enclose the purlin to put into between baffle and the supporting wall; be equipped with the subassembly that slides between baffle and the mount table, be equipped with the drive assembly that slides on the first wall-hanging support, the drive assembly that slides links to each other with the subassembly that slides, can drive the subassembly that slides and remove. The size of the mounting groove of the first wall-mounted support of this application can be adjusted to the use of enclosing purlin of adaptation different specification models.

Description

Foundation pit steel sheet pile supporting structure

Technical Field

The application relates to the field of foundation pit supporting technology, in particular to a foundation pit steel sheet pile supporting structure.

Background

When the foundation of the engineering structure is constructed, a foundation pit needs to be excavated, and steel sheet piles are adopted to carry out necessary support on the foundation pit, so that landslide and overturning of the excavated foundation pit are prevented. The steel sheet pile is a reusable green environment-friendly steel member, and has good engineering application in foundation pit support.

The Chinese patent with the bulletin number of CN210177511U discloses a supporting structure of a steel sheet pile of a foundation pit, which comprises the steps of breaking original pavement structures such as concrete, driving two steel sheet piles into a soil layer in sequence according to requirements, taking a foundation pit with the depth of 3m as an example, wherein the length of the steel sheet piles is 6m; after the steel sheet piles are supported, the depth of the foundation pit is 0.5m, and then a plurality of first wall-mounted supports are arranged on the two steel sheet piles, wherein the installation heights of the plurality of first wall-mounted supports on the steel sheet piles are the same; the two enclosing purlins are respectively clamped into the mounting grooves between the baffle plate and the support wall to finish the mounting of the enclosing purlins; the second hooks of the second wall-mounted support are respectively clamped on the flange of the enclosing purlin, and the two ends of the inner support are respectively clamped into the grooves of the second wall-mounted support, so that the installation can be completed.

However, in actual construction, the size of the purlin used is different, and the size of the mounting groove between the baffle plate and the support wall on the first wall-mounted support is unchanged, so that the condition that the purlin and the first wall-mounted support cannot be well adapted exists, when the size of the purlin is smaller, the phenomenon of unstable shaking can occur when the size of the purlin is smaller, and when the size of the purlin is larger, the phenomenon that the purlin cannot be placed on the first wall-mounted support can occur.

Disclosure of Invention

In order to improve the defect that the purlin that encloses and first wall-hanging support can not fine adaptation use, this application provides foundation ditch steel sheet pile supporting construction.

The foundation pit steel sheet pile supporting structure that this application provided adopts following technical scheme:

the foundation pit steel sheet pile supporting structure comprises two rows of steel sheet pile supporting pieces arranged in parallel and an inner supporting piece arranged between the two rows of steel sheet pile supporting pieces, wherein a first wall-mounted support, a second wall-mounted support and an enclosing purlin are arranged between the inner supporting piece and the steel sheet pile supporting pieces, the enclosing purlin is detachably connected with the steel sheet pile supporting pieces through the first wall-mounted support, the inner supporting piece is detachably connected with the enclosing purlin through the second wall-mounted support, the first wall-mounted support comprises a supporting wall, an installation table integrally formed at the hook and the middle part of the top of the supporting wall, a supporting table integrally formed between the bottom of the supporting wall and the installation table, and a baffle plate, and the baffle plate is arranged on the installation table, and a mounting groove for the enclosing purlin to be put in is formed between the baffle plate and the supporting wall;

the baffle with be equipped with between the mount table and slide the subassembly, be equipped with on the first wall-hanging support and slide the drive assembly, slide the drive assembly with it links to each other to slide the subassembly, can drive slide the subassembly and drive the baffle removes.

Through adopting above-mentioned technical scheme, an enclosing purlin is put into on two at least first wall-hanging supports, because the drive assembly that slides can drive the subassembly that slides and drive the baffle and remove, so the interval between baffle and the supporting wall is adjustable, therefore the size of mounting groove is adjustable to the installation of the enclosing purlin of the different specification models of adaptation.

Optionally, the subassembly that slides includes the slider, slider integrated into one piece in the bottom of baffle, be equipped with the groove that slides on the mount table, the slider slides and locates the inslot that slides, just the slider warp the groove that slides stretches out downwards the mount table.

Through adopting above-mentioned technical scheme, the subassembly that slides can make the baffle stable remove on the mount table to adjust the size of mounting groove.

Optionally, the one end that slides the piece downwardly extending the mount table is connected with dodges the piece, dodge the piece towards the direction setting of supporting wall, dodge the piece and keep away from the one end of sliding the piece is the structure of buckling downwards and forms the mount block, slide drive assembly with the mount block links to each other.

Through adopting above-mentioned technical scheme, dodge the setting of piece and installation piece, can replace the piece of sliding and be connected with the drive assembly that slides on the one hand, on the other hand is for dodging the brace table that the slope set up to increase the travel of baffle, make the size of mounting groove in the adjustment scope of bigger, can adapt to the installation of the enclosing purlin of more different specification models.

Optionally, the sliding block with dodge the connecting portion of piece and towards one side of supporting bench is established to first inclined plane, the bottom of installation piece is towards one side of supporting bench is established to the second inclined plane, first inclined plane with the second inclined plane all with supporting bench adaptation sets up.

Through adopting above-mentioned technical scheme, the setting on first inclined plane and second inclined plane for dodge the brace table that piece and installation piece can adapt to the slope setting, also increased the travel of baffle.

Optionally, a buffer layer is disposed on each of the first inclined plane and the second inclined plane.

Through adopting above-mentioned technical scheme, when setting up of buffer layer makes slip drive assembly drive baffle reset, dodge the possibility that piece and installation piece and brace table bump and reduce.

Optionally, the sliding driving assembly comprises a driving screw rod, the driving screw rod sequentially penetrates through the supporting table and the mounting block and then is rotationally connected to the supporting wall, the driving screw rod is rotationally connected to the supporting table, and the mounting block is in threaded connection with the driving screw rod.

Through adopting above-mentioned technical scheme, when driving screw forward and backward rotates, can drive the installation piece and remove, and then drive the baffle and remove to adjust the interval between baffle and the supporting wall, adjust the size of mounting groove size promptly.

Optionally, a quincuncial handle is arranged at one end of the driving screw far away from the supporting wall.

By adopting the technical scheme, the plum blossom handle is convenient for constructors to operate the driving screw.

Optionally, the support wall is last to be equipped with confession drive screw with dodge the piece with the hole of dodging that the installation piece passed, the support wall is kept away from one side of baffle is fixed with the mounting panel, drive screw rotates to be connected on the mounting panel.

Through adopting above-mentioned technical scheme, set up on the supporting wall and dodge the hole, the mounting panel replaces the supporting wall to supply drive screw to install, and drive screw, dodge piece and installation piece all can follow and dodge the hole and walk, so can increase the removal stroke of baffle, make the size of mounting groove in bigger adjustment scope.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sliding driving assembly can drive the sliding assembly to drive the baffle to move, so that the distance between the baffle and the supporting wall is adjustable, and the size of the mounting groove is adjustable so as to adapt to the mounting of the enclosing purlins with different specifications and types;

2. the setting of dodging piece and installation piece to and dodging the setting of hole and mounting panel, can increase the travel of baffle for the size of mounting groove is in bigger adjustment range, can adapt to the installation of the enclosing purlin of more different specification models.

Drawings

Fig. 1 is a schematic view of a supporting structure of a steel sheet pile of a foundation pit in an embodiment of the present application.

Fig. 2 is a schematic view of a first wall mount in an embodiment of the present application.

Reference numerals: 1. a steel sheet pile support; 2. an inner support; 3. a first wall mount; 31. a support wall; 311. avoidance holes; 32. a hook; 33. a mounting table; 331. a slip groove; 34. a support table; 35. a baffle; 36. a slip assembly; 361. a sliding block; 362. avoiding blocks; 363. a mounting block; 37. a slip drive assembly; 371. driving a screw; 372. plum blossom handles; 373. a mounting plate; 6. a buffer layer; 7. a mounting groove; 8. a second wall mount; 9. surrounding purlin.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses a foundation pit steel sheet pile supporting structure. Referring to fig. 1 and 2, the steel sheet pile supporting structure of the foundation pit comprises two rows of steel sheet pile supporting pieces 1 arranged in parallel along the tunnel of the foundation pit and inner supporting pieces 2 arranged between the two rows of steel sheet pile supporting pieces 1, wherein the steel sheet pile supporting pieces 1 are driven into a soil layer along the inner wall of the foundation pit, the steel sheet pile supporting pieces 1 are steel sheet pile retaining walls formed by sequentially mutually interlocking a plurality of steel sheet pile profile steels with locking openings, the inner supporting pieces 2 can be distributed between the two rows of steel sheet pile supporting pieces 1 at equal intervals according to construction requirements, and the inner supporting pieces 2 are steel round tubes. The utility model provides a steel sheet pile support 1 is equipped with first wall-mounted support 3, second wall-mounted support 8 and encloses purlin 9 between interior support 2 and the steel sheet pile support 1, enclose purlin 9 and can dismantle through first wall-mounted support 3 and connect steel sheet pile support 1, interior support 2 can dismantle through second wall-mounted support 8 and enclose purlin 9, enclose purlin 9 and be the I-steel, the structure of the second wall-mounted support 8 of this application is the same with prior art, so do not make detailed description in this application, the improvement point of this application lies in first wall-mounted support 3, and the size of the mounting groove 7 of concretely lies in first wall-mounted support 3 can be adjusted to the installation of enclosing purlin 9 of the different specification of adaptation.

Referring to fig. 2, the first wall-mounted support 3 includes a supporting wall 31, a hook 32, a mounting table 33, a supporting table 34 and a baffle 35, the supporting wall 31 is in a vertical state in use, the hook 32 is integrally formed at the top of the supporting wall 31, the supporting wall 31 is suspended and fixed on the steel sheet pile support 1 by the hook 32, the mounting table 33 is integrally formed at the middle of the supporting wall 31 and is vertically arranged with the supporting wall 31, the enclosing purlin 9 is arranged on the mounting table 33, the supporting table 34 is integrally formed between the bottom of the supporting wall 31 and the end of the mounting table 33 and is in an inclined arrangement, and the supporting table 34, the mounting table 33 and the supporting wall 31 form a triangular stable structure, so that the structural stability of the whole first wall-mounted support 3 is improved. The baffle 35 is arranged on the mounting table 33, and a sliding component 36 is arranged between the baffle 35 and the mounting table 33, and the position of the baffle 35 on the mounting table 33 can be moved by virtue of the sliding component 36, so that the size of the mounting groove 7 formed between the baffle 35 and the supporting wall 31 can be adjusted, and the mounting of the enclosing purlins 9 with different specifications and models can be adapted. In addition, the sliding component 36 is connected with the sliding driving component 37, and the sliding driving component 37 can drive the sliding component 36 to drive the baffle 35 to move and fix the position of the baffle 35.

Referring to fig. 2, the sliding assembly 36 includes a sliding block 361, an avoidance block 362 and a mounting block 363 which are integrally formed in sequence, the sliding block 361 is integrally formed at the bottom of the baffle 35, a sliding groove 331 is formed in the mounting table 33 along the direction perpendicular to the supporting wall 31, that is, the sliding groove 331 is formed along the extending direction of the mounting table 33, the sliding block 361 is slidably mounted in the sliding groove 331, so that the baffle 35 can be driven to move, the sliding block 361 passes through the mounting table 33 from the sliding groove 331, the avoidance block 362 at the bottom of the sliding block 361 is parallel to the mounting table 33 and extends towards the direction of the supporting wall 31, one end of the avoidance block 362 away from the sliding block 361 is of a structure bent downwards to form the mounting block 363, that is, the mounting block 363 is perpendicular to the mounting table 33 and extends towards the direction away from the mounting table 33, and the sliding driving assembly 37 is connected with the mounting block 363 to drive the baffle 35 to move. The avoidance block 362 and the installation block 363 are arranged to avoid the support table 34 which is obliquely arranged, so that the moving stroke of the baffle 35 is increased, the size of the installation groove 7 is in a larger adjustment range, and the installation of the enclosing purlins 9 with different specifications and models can be adapted.

Referring to fig. 2, in addition, a connection portion between the sliding block 361 and the avoiding block 362 is designed, and a first inclined plane is formed on a side facing the supporting table 34, and the first inclined plane can be adapted to be attached to the supporting table 34; the bottom of the mounting block 363 is designed, and the side facing the supporting table 34 is a second inclined surface, and the second inclined surface can also be matched and attached to the supporting table 34. The provision of two inclined surfaces can also increase the moving stroke of the shutter 35. A buffer layer 6 made of silica gel is adhered to the first inclined plane and the second inclined plane, so that the possibility that the avoiding block 362 and the mounting block 363 collide with the supporting table 34 is reduced when the sliding driving assembly 37 drives the baffle 35 to reset.

Referring to fig. 2, the sliding driving assembly 37 includes a driving screw 371 and a plum blossom handle 372 fixed at an end of the driving screw 371, the driving screw 371 is parallel to the mounting table 33 (i.e., perpendicular to the supporting wall 31), the driving screw 371 sequentially passes through the supporting table 34, the mounting block 363 and the supporting wall 31, specifically, an avoidance hole 311 is formed in the supporting wall 31, the avoidance hole 311 allows the driving screw 371 to pass through, and also allows the avoidance block 362 and the mounting block 363 to pass through, so that the moving stroke of the baffle 35 can be increased. The supporting wall 31 is far away from one side of the baffle 35, and is fixed with the mounting plate 373 that is shape in this hole 311 department of dodging, drive screw 371 rotates to be connected on supporting bench 34 and mounting plate 373, and drive screw 371 and installation piece 363 threaded connection, so with the help of plum blossom handle 372 operation drive screw 371, can drive installation piece 363 removal, and then drive baffle 35 and remove, with the interval to baffle 35 and supporting wall 31 is adjusted, the size of adjustment mounting groove 7 size promptly, make the installation of the purlin 9 that encloses of different specification models of mounting groove 7 can adapt to.

The implementation principle of the foundation pit steel sheet pile supporting structure of the embodiment of the application is as follows: one enclosing purlin 9 is put into at least two first wall-mounted supports 3, and because the sliding driving assembly 37 can drive the sliding assembly 36 to drive the baffle 35 to move, the distance between the baffle 35 and the supporting wall 31 is adjustable, and therefore the size of the mounting groove 7 is adjustable so as to adapt to the installation of the enclosing purlins 9 with different specifications and models.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Foundation ditch steel sheet pile supporting construction, including two rows of steel sheet pile supporting members (1) that set up side by side and interior support piece (2) that set up between two rows of steel sheet pile supporting members (1), be equipped with first wall-hanging support (3), second wall-hanging support (8) and enclose purlin (9) between interior support piece (2) and steel sheet pile supporting members (1), enclose purlin (9) and can dismantle through first wall-hanging support (3) and connect steel sheet pile supporting members (1), interior support piece (2) can dismantle through second wall-hanging support (8) and connect enclosing purlin (9), its characterized in that: the first wall-mounted support (3) comprises a supporting wall (31), a hook (32) integrally formed at the top of the supporting wall (31), a mounting table (33) in the middle of the supporting wall, a supporting table (34) integrally formed between the bottom of the supporting wall (31) and the mounting table (33), and a baffle plate (35), wherein the baffle plate (35) is arranged on the mounting table (33), and a mounting groove (7) for placing the enclosing purlin (9) is formed between the baffle plate (35) and the supporting wall (31);

the baffle (35) with be equipped with between mount table (33) and slide subassembly (36), be equipped with on the wall-hanging support (3) and slide drive subassembly (37), slide drive subassembly (37) with slide subassembly (36) link to each other, can drive slide subassembly (36) drive baffle (35) remove.

2. The foundation pit steel sheet pile supporting structure according to claim 1, wherein: the sliding assembly (36) comprises a sliding block (361), the sliding block (361) is integrally formed at the bottom of the baffle plate (35), a sliding groove (331) is formed in the mounting table (33), the sliding block (361) is slidably arranged in the sliding groove (331), and the sliding block (361) downwardly extends out of the mounting table (33) through the sliding groove (331).

3. The foundation pit steel sheet pile supporting structure according to claim 2, wherein: one end of the sliding block (361) extending downwards out of the mounting table (33) is connected with an avoidance block (362), the avoidance block (362) is arranged towards the direction of the supporting wall (31), one end of the avoidance block (362) away from the sliding block (361) is of a downward bent structure to form a mounting block (363), and the sliding driving assembly (37) is connected with the mounting block (363).

4. A foundation pit steel sheet pile supporting structure according to claim 3, wherein: the sliding block (361) is connected with the avoidance block (362), a first inclined plane is arranged on one side of the sliding block, which faces the supporting table (34), a second inclined plane is arranged on one side of the bottom of the mounting block (363), which faces the supporting table (34), and the first inclined plane and the second inclined plane are both matched with the supporting table (34).

5. The foundation pit steel sheet pile supporting structure of claim 4, wherein: and buffer layers (6) are arranged on the first inclined plane and the second inclined plane.

6. A foundation pit steel sheet pile supporting structure according to claim 3, wherein: the sliding driving assembly (37) comprises a driving screw rod (371), the driving screw rod (371) sequentially penetrates through the supporting table (34) and the mounting block (363) and then is rotationally connected to the supporting wall (31), the driving screw rod (371) is rotationally connected to the supporting table (34), and the mounting block (363) is in threaded connection with the driving screw rod (371).

7. The foundation pit steel sheet pile supporting structure of claim 6, wherein: one end of the driving screw rod (371) far away from the supporting wall (31) is provided with a plum blossom handle (372).

8. The foundation pit steel sheet pile supporting structure of claim 6, wherein: the support wall (31) is provided with an avoidance hole (311) for the driving screw (371) to pass through, the avoidance block (362) and the mounting block (363), one side, away from the baffle (35), of the support wall (31) is fixed with a mounting plate (373), and the driving screw (371) is rotationally connected to the mounting plate (373).